Build a capable and affordable gaming PC with the Intel Core i5-8400 8th Gen Processor. Featuring 6 cores, up to 4.00GHz Turbo frequency and Intel UHD Graphics 630, it delivers solid gaming, multitasking and everyday performance for compatible Intel 300-series motherboards.

The Intel Core i5-8400 is an 8th Generation Coffee Lake desktop processor that delivers an excellent balance of performance and value for gaming, office work and everyday computing.

Featuring 6 physical cores and 6 threads, the i5-8400 offers a significant multi-core improvement over older quad-core Core i5 processors. This makes it a practical choice for gaming, multitasking and productivity workloads.

The processor operates at a 2.80GHz base frequency and can reach up to 4.00GHz Max Turbo Frequency, providing additional processing power when demanding applications and games need it.

Integrated Intel UHD Graphics 630 allows basic display functionality without a dedicated graphics card when used with a compatible motherboard. For gaming, pair the i5-8400 with a suitable NVIDIA GeForce or AMD Radeon dedicated GPU for much stronger performance.

The Core i5-8400 uses the LGA1151 socket and is designed for compatible Intel 300-series motherboards.

Performance Highlights

• Intel Core i5 8th Generation
• Coffee Lake architecture
• 6 Cores / 6 Threads
• 2.80GHz Base Frequency
• Up to 4.00GHz Turbo Frequency
• 9MB Intel Smart Cache
• Intel UHD Graphics 630
• LGA1151 Socket
• DDR4 memory support
• 65W TDP
• Solid gaming performance
• Good multitasking capability
• Great for budget gaming PCs
• Excellent upgrade for compatible 300-series systems

Specifications

Brand: Intel
Model: Core i5-8400
Generation: 8th Gen
Architecture: Coffee Lake
Cores: 6
Threads: 6
Base Frequency: 2.80GHz
Max Turbo Frequency: Up to 4.00GHz
Cache: 9MB Intel Smart Cache
Socket: LGA1151
Integrated Graphics: Intel UHD Graphics 630
Memory Type: DDR4
TDP: 65W
Use Case: Gaming, Office, Home & Productivity

Gaming Performance

The Core i5-8400 is a solid option for an affordable gaming PC thanks to its 6 physical cores and up to 4.00GHz Turbo frequency.

Pair it with 16GB DDR4 RAM, an SSD and a balanced dedicated graphics card for a capable 1080p gaming setup.

For customers upgrading from older 2nd, 3rd, 4th or 6th Gen quad-core i5 processors, the i5-8400 provides additional CPU cores and improved overall platform performance.

Compatibility Note

Although the Core i5-8400 uses the LGA1151 socket, it is not compatible with older 100- and 200-series LGA1151 motherboards designed for 6th/7th Gen processors.

It requires a compatible Intel 300-series motherboard, such as supported H310, B360, B365, H370 or Z370/Z390 models.

Always verify the exact motherboard and BIOS compatibility before purchase.